| 摘要 |
PROBLEM TO BE SOLVED: To provide a brake system of a movable body, a leg lifting system, and a steering system suitable for reduction of weight, miniaturization, energy saving, improvement of responsiveness, improvement of reliability, and improvement of maintainability of the system of the movable body. SOLUTION: Instead of a conventional movable body operated by an operator, this system is provided with an operation quantity converter for outputting an electric signal in correspondence with operation quantity of the operator, an operating fluid supplying apparatus using electricity as power and driven by an electric actuator controlled in accordance with the electric signal and supplying the operating fluid to the outside, and a hydraulic actuator operated by the operating fluid and moving the movable body. COPYRIGHT: (C)2005,JPO&NCIPI
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